A N T I M O N Y : ITS HISTORY, CHEMISTRY, MINERALOGY ...

GENERAL SCHEME OF THE METALLURGY OF ANTIMONY.
L Extraction by dry methods.
A. Preparation of products for the production of metallic
antimony.
1. Liquation of crude antimony.
(a) Intermittent working.
a. In pots in open fire.
ft. In pots in furnace.
j3v Receiver placed outside the furnace.
/?2. Receiver placed below the pot in
the furnace.
(b) Continuous working.
a. In tubes.
j3. In reverberatory furnaces.
2. Preparation of the stable tetroxide.
(a) Special furnace for ore dust.
(b) Muffle furnaces.
(c) Rabble furnaces.
(d) Long-bedded hand-furnaces (Fortschattfelungsofen).
3. Preparation of the volatile trioxide.
(a) Bobierre, Ruolz, Rousseau's process.
(b) M. de Franceschi's process.
(c) Glass' process.
(d) Herrenschmidt and Borthwick's process.
(e) Oehme's process.
(f) Herrenschmidt's process.
(g) Hering's „
(h) Helmhacker's „
(i) Chatillon J s „
(J) Woolford 3 s „
(Z-) Hews'
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